YouTube app for iOS has been updated to let you quickly share and like playlists, as well as the ability to reply to comments. You can also see if a comment was shared privately or publicly.
The Strava Running and Cycling app has been redesigned with a brand new Activity Feed, the ability to specify your gear for each activity, live updates, and more.
The Apple Store app has been updated with improvements to In-Store Notifications, including the ability to view notifications in the app as well as on the Lock Screen.
Flipboard has been updated with enhanced sharing options that let you share via email and receive a notification when someone has shared a story with you.
The Verbs IM app has received a major update that brings a new design for iOS 7, support for the Jabber protocol, real time syncing of chat messages across devices and much more.
Speedtest.net App is now a universal binary as it supports both iPad and iPhone devices. The app also supports landscape mode and has been updated to bring other fixes and improvements.
Tweetbot 3, a popular Twitter client, has been updated with a larger image thumbnail option, a new font, and the other to remove tweets that match a filter.
Apple has updated its Remote app with the ability to control iTunes Radio on your Apple TV and browse purchased movies and TV shows in the app for playback.
The Google+ app has been updated with several improvements including the ability to pin posts to the top of a community stream and adjust location reporting and history settings.
Tetris Blitz has updated with several new features including the ability watch your friends games, save your game progress to the cloud, and collect badges in new limited-time challenges.
Apple is offering a free $25 iTunes Card with the purchase of a new Apple TV between February 28th and March 5th, ahead of a rumored update to the device.